American Tejay van Garderen won the USA Pro Cycling Challenge on Sunday, finishing in the main pack in the final stage to complete a sweep of the two biggest races in the United States.

Slovakia's Peter Sagan recovered from intestinal problems to race to his third stage victory in the 2013 USA Pro Cycling Challenge, and American Tejay van Garderen kept the overall lead Saturday with one day left in the seven-stage event, which takes place in Colorado.

American Tejay van Garderen raced to a 4-second victory in today's individual time trial to extend his overall lead after five stages of the 2013 USA Pro Cycling Challenge.

Janier Acevedo of Colombia won the hilly and rainy fourth stage of the 2013 USA Pro Cycling Challenge on Thursday, and Tejay van Garderen finished second to take the overall race lead.

Slovakia's Peter Sagan raced to his second stage victory in the first three legs of the USA Pro Challenge, and Australia's Lachlan Morton retained the overall lead Wednesday.

Mathias Frank of Switzerland rode to a three-second win Tuesday in the second stage of the USA Pro Challenge, while Lachlan Morton of Australia finished second to assume the overall lead.

Peter Sagan continued his stellar season with a two-length win and assumed the lead Monday after the opening stage of the USA Pro Cycling Challenge.